Double pen



FIG. 1 is a top plan view of the double pen showing my design; the capis not shown for ease of illustration.

FIG. 2 is a right side elevational view thereof, the opposite sideelevational view being identical thereto;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof,

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top elevational view thereof with the cap removed;

FIG. 7 is a top elevational view thereof with the cap removed and placedin a middle section of the double pen;

FIG. 8 is a top elevational view thereof with the cap covering the penpoints; and,

FIG. 9 is a right side elevational view thereof with the cap coveringthe pen points, the opposite side elevational view being identicalthereto.

The ornamental design for a double pen, as shown and described.